Mitsubishi Electric PURY-P250YLM-A(1) Manuals

Manuals and User Guides for Mitsubishi Electric PURY-P250YLM-A(1). We have 1 Mitsubishi Electric PURY-P250YLM-A(1) manual available for free PDF download: Service Handbook

Mitsubishi Electric PURY-P250YLM-A(1) Service Handbook

Mitsubishi Electric PURY-P250YLM-A(1) Service Handbook (434 pages)

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 20.32 MB

Table of Contents

Chapter 1 Check before Servicing

10
- Safety Precautions
  2
- Table of Contents
  10
- Preparation for Piping Work
  14
- Read before Servicing
  14
- Tool Preparation
  15
  - Handling and Characteristics of Piping Materials, Refrigerant, and Refrigerant Oil
    16
- Piping Materials
  16
- Pipe Processing
  18
- Storage of Piping Materials
  18
- Characteristics of the New and Conventional Refrigerants
  19
- Refrigerant Oil
  20
  - Working with Refrigerant Piping
    21
- Pipe Brazing
  21
- Air Tightness Test
  22
- Vacuum Drying
  23
- Refrigerant Charging
  25
  - Precautions for Wiring
    26
  - Cautionary Notes on Installation Environment and Maintenance
    28
Chapter 2 Restrictions

30
Chapter 3 Major Components, Their Functions and Refrigerant Circuits

76
Chapter 4 Electrical Components and Wiring Diagrams

104
- Outdoor Unit Circuit Board Arrangement
  106
- Outdoor Unit Control Box
  106
- Fan Box
  109
- Control Board
  110
- Outdoor Unit Circuit Board Components
  110
- M-NET Board (Transmission Power Supply Board)
  111
- INV Board
  112
- Fan Board
  114
- Noise Filter
  115
- Capacitor Board
  117
- Connect Board
  118
- Outdoor Unit Electrical Wiring Diagrams
  119
- Transmission Booster Electrical Wiring Diagrams
  122
- BC Controller Circuit Board Arrangement
  123
- BC Controller Control Box
  123
- BC Board
  124
- BC Controller Circuit Board Components
  124
- Four-Relay Board
  125
- Ten-Relay Board
  125
- BC Controller Electrical Wiring Diagrams
  126
Chapter 5 Control

136
- Dipswitch Functions and Factory Settings
  138
- Outdoor Unit Switch Functions and Factory Settings
  138
- Indoor Unit Switch Functions and Factory Settings
  142
- Remote Controller Switch Functions and Factory Settings
  144
- BC Controller Switch Settings
  145
- Initial Control
  146
- Outdoor Unit Control
  146
- Overview
  146
- Rotation Control
  146
- Startup Control
  146
- Refrigerant Bypass Control
  147
- Frequency Control
  149
- Defrost Operation Control
  150
- Continuous Heating Mode Control
  152
- Outdoor Unit Fan Control
  154
- Refrigerant Recovery Control
  154
- Control at Initial Startup
  155
- Evaporation Temperature Control (Expansion Valves <Lev5A and Lev5B>)
  155
- Emergency Operation Mode
  157
- Unit Control Scheme
  159
- Refrigerant Circuits and Refrigerant Cycle Diagrams
  160
- Operation Mode
  161
- Compressor Heater Control (EP500 Model)
  162
- Control of IH Energization Without the Compressor in Operation (Not Applicable to the EP500 Model)
  162
- Demand Control
  162
- BC Controller Control
  163
- Operation Flowcharts
  164
- Operation Sequence Flowchart
  164
- Actions Performed in Different Modes
  167
Chapter 6 Test Run

170
Chapter 7 Troubleshooting Using Error Codes

228
- Error Code and Preliminary Error Code Lists
  232
- Error Code Definitions and Solutions: Codes [0 - 999]
  237
- Error Code [0403]
  237
- Error Code [0404]
  238
- Error Code Definitions and Solutions: Codes [1000 - 1999]
  239
- Error Code [1102]
  239
- Error Code [1301]
  240
- Error Code [1302] (During Operation)
  241
- Error Code [1302] (at Startup)
  242
- Error Code [1500]
  242
- Error Code Definitions and Solutions: Codes [2000 - 2999]
  243
- Error Code [2500] (Models with a Drain Sensor)
  243
- Error Code [2500] (Models with a Float Switch)
  244
- Error Code [2502] (Models with a Drain Sensor)
  245
- Error Code [2502] (Models with a Float Switch)
  246
- Error Code [2503]
  247
- Error Code [2600]
  248
- Error Code [2601]
  248
- Error Code Definitions and Solutions: Codes [3000 - 3999]
  249
- Error Code [3121]
  249
- Error Code Definitions and Solutions: Codes [4000 - 4999]
  250
- Error Code [4102]
  250
- Error Code [4106]
  251
- Error Code [4109]
  251
- Error Code [4115]
  252
- Error Code [4116]
  252
- Error Code [4121]
  253
- Error Code [4124]
  254
- Error Codes [4220, 4225, 4226] Detail Code 108
  255
- Error Codes [4220, 4225, 4226] Detail Code 109
  256
- Error Code [4220] Detail Code 110
  257
- Error Codes [4220, 4225, 4226] Detail Code 111, 112
  257
- Error Code [4220] Detail Code 123
  258
- Error Code [4220] Detail Code 124
  258
- Error Code [4230] Detail Code 125
  259
- Error Codes [4220, 4225, 4226] Detail Code 131
  259
- Error Code [4230] Detail Code 126
  260
- Error Code [4240]
  260
- Error Codes [4250, 4255, 4256] Detail Code 101
  261
- Error Codes [4250, 4255, 4256] Detail Code 104
  262
- Error Code [4250] Detail Codes 106 and 107
  263
- Error Codes [4250, 4255, 4256] Detail Code 105
  263
- Error Code [4250] Detail Codes 121, 128, and 122
  264
- Error Code [4260]
  264
- Error Code Definitions and Solutions: Codes [5000 - 5999]
  265
- Error Codes [5101, 5102, 5103, 5104]
  265
- Error Codes [5103,5104,5105,5106,5107,5109,5111,5112]
  266
- Error Code [5110]
  268
- Error Codes [5111, 5112, 5115, 5116]
  268
- Error Code [5120]
  269
- Error Code [5201]
  269
- Error Code [5301] Detail Code 115
  270
- Error Codes [5201, 5203]
  270
- Error Code [5301] Detail Code 117
  271
- Error Code [5301] Detail Code 119
  271
- Error Code [5301] Detail Code 120
  272
- Error Code [5301] Detail Code 127
  272
- Error Codes [5305, 5306] Detail Code 132
  273
- Error Codes [5305, 5306] Detail Code 133
  273
- Error Code [5701]
  274
- Error Codes [5305, 5306] Detail Code 134
  274
- Error Code Definitions and Solutions: Codes [6000 - 6999]
  275
- Error Code [6201]
  275
- Error Code [6202]
  275
- Error Code [6600]
  276
- Error Code [6601]
  276
- Error Code [6602]
  277
- Error Code [6603]
  278
- Error Code [6606]
  278
- Error Code [6607] Error Source Address = BC Controller (BC)
  279
- Error Code [6607] Error Source Address = Outdoor Unit (OC)
  279
- Error Code [6607] Error Source Address = Indoor Unit (IC)
  280
- Error Code [6607] Error Source Address = LOSSNAY (LC)
  281
- Error Code [6607] Error Source Address = ME Remote Controller
  282
- Error Code [6607] Error Source Address = System Controller
  283
- Error Code [6607] All Error Source Addresses
  284
- Error Code [6607] no Error Source Address
  285
- Error Code [6608]
  286
- Error Code [6831]
  287
- Error Code [6832]
  288
- Error Code [6833]
  289
- Error Code [6834]
  290
- Error Code [6840]
  291
- Error Code [6841]
  291
- Error Code [6842]
  292
- Error Code [6843]
  293
- Error Code [6846]
  294
- Error Code Definitions and Solutions: Codes [7000 - 7999]
  295
- Error Code [7100]
  295
- Error Code [7101]
  297
- Error Code [7102]
  298
- Error Code [7105]
  300
- Error Code [7106]
  300
- Error Code [7107]
  301
- Error Code [7110]
  302
- Error Code [7111]
  302
Chapter 8 Troubleshooting Based on Observed Symptoms

306

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